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Need an Extension Builder in UB4? S.K Singh has been helping local clients (10 mile radius) with their extension buildering jobs for many years. Ge...
Vital Builders are here to help customers who need an Extension Builder in UB4. We offer a competitive rate to complete all your extension builderi...
GMB BUILDING SERVICES is an established and experienced local extension builder in UB4. Please contact us for a free, no obligation quote and compe...
Trusted and professional extension builder in UB4. Experienced in all extension buildering work and keeping within budget and on quote. DC Build & ...
Bill Matharu
Yeading, UB4
Matharu Buildings is an established extension buildering business in UB4. We come highly recommended and provide competitive quotes for your work.<...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Trusted and professional extension builder in UB4. Experienced in all extension buildering work and keeping within budget and on quote. SME Builder...
Need an Extension Builder in UB4? Ava Constructions & Decors Ltd has been helping local clients (10 mile radius) with their extension buildering jo...
Gallant Contractors have partnered with Homeowners, Designers and Architects to deliver unrivalled construction, renovation, double glazing and ref...

Garden offices range from the cheapest of £9,944 (Ava Constructions & Decors Ltd based in UB3) to the dearest of £10,432 (GMB BUILDING SERVICES based in UB8), but these are only estimates.
The best way to compare costs is to get actual quotes.
Get rates and quotes to build a garden office in UB4 by posting a job with HaMuch. We'll send it to extension builders in UB4.
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Underpin a building - £17,696

Two storey extension - £88,294

Build a timber frame extension - £26,196

Build a swimming pool - £81,196

Single storey extension - £58,920

Side return extension - £43,705

Install an RSJ - £2,396

Outbuilding - £10,196

Build a Mansard loft conversion - £52,196

Loft conversion - £35,588

Build a kitchen extension - £42,196

Hip to gable loft conversion - £42,196

Granny annexe - £87,196

Garden office - £10,196

Convert a Garage - £16,196

Garage - £18,696

Build a flat roof extension - £22,196

Build a dormer loft conversion - £42,196

Concrete foundations - £6,446

Convert a bungalow loft - £29,196

Convert a basement - £39,705